@1
MOV UP, RIGHT

@2
L:MOV LEFT, ACC
SAV
MOV LEFT, ACC
P:MOV ACC, DOWN
SWP
SUB 1
JEZ L
SWP
JMP P

@6
MOV 0, DOWN
SWP
MOV ACC, DOWN
ADD 1
SAV
MOV 30, ACC
P:MOV UP, DOWN
SUB 1
JNZ P
MOV -1, DOWN

@10
MOV UP, DOWN
